a.

You are at the coffee shop. You want to go to the subway. Walk up Third Avenue for two blocks. Turn right. Walk one block. The subway is on your right.

INCORRECT WORD OR EXPRESSION
walk up

CORRECT WORD OR EXPRESSION
walk down

b.

You are at the subway station. You want to go to the bank. Walk up Second Avenue for two blocks. Turn left. It's on the right, across from the post office.

INCORRECT WORD OR EXPRESSION
across from

CORRECT WORD OR EXPRESSION
next to

c.

You are at the hotel. To get to the post office, walk up Third Avenue to Yale Street and turn left. Walk one and a half blocks. It's on the left.

INCORRECT WORD OR EXPRESSION
on the left

CORRECT WORD OR EXPRESSION
on the right